#B55040#B55040

#B55040 is a mid, vivid red. Relative luminance 0.159; OKLCH L 55.7% C 0.135 H 30.9°. Best body text is #FFFFFF at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#B55040
RGB	rgb(181, 80, 64)
HSL	hsl(8, 48%, 48%)
HSV	hsv(8, 65%, 71%)
CMYK	cmyk(0%, 55.8%, 64.6%, 29%)
CIE-LAB	lab(46.89, 39.84, 29.38)
CIE-LCH	lch(46.89, 49.50, 36.41°)
OKLab	oklab(55.73% 0.1157 0.0693)
OKLCH	oklch(55.73% 0.135 30.9)
XYZ	xyz(22.8522, 15.9341, 6.7217)
Luminance	0.1593 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B55040 #40A5B5

analogous

#B5406A #B55040 #B58A40

triadic

#B55040 #40B550 #5040B5

tetradic

#B55040 #6AB540 #40A5B5 #8A40B5

square

#B55040 #6AB540 #40A5B5 #8A40B5

split-complementary

#B55040 #40B58A #406AB5

monochromatic

#5B2820 #883C30 #B55040 #CA7668 #DA9F96

Accessibility & contrast

On white

5.02

#B55040 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.19

#B55040 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B55040

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B55040	#FFFFFF	#000000	##FFFFFF
##B55040	1.00	5.02	4.19	5.02
#FFFFFF	5.02	1.00	21.00	1.00
#000000	4.19	21.00	1.00	21.00
##FFFFFF	5.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A623E

Deuteranopia (green-blind)

#83773E

Tritanopia (blue-blind)

#C63D4C

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #b55040;
/* rgb */ color: rgb(181, 80, 64);
/* oklch */ color: oklch(55.7% 0.135 30.9);

Tailwind

colors: {
  custom: {
    50: '#d18475',
    500: '#b55040',
    950: '#000000',
  },
}

SCSS

$custom: #b55040;
$custom-light: #d18475;
$custom-dark: #000000;

JSON

{
  "hex": "#b55040",
  "rgb": {
    "r": 181,
    "g": 80,
    "b": 64
  },
  "hsl": {
    "h": 8.205,
    "s": 47.755,
    "l": 48.039
  },
  "oklch": {
    "l": 0.55728,
    "c": 0.13488,
    "h": 30.9
  },
  "luminance": 0.15931
}

Semantic roles & 50–950 ramp

primary

#B55040

secondary

#8BBDC5

accent

#C5D750

background

#FDF8F7

surface

#FBEFED

border

#D4CAC8

text

#150B08

muted

#837C7B

Preview Lab

Preview with #B55040

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →